| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 | |
| #2 | African Regional Industrial Property Organization | 2 | |
| #3 | Canada | 2 | |
| #4 | Mexico | 2 | |
| #5 | WIPO (World Intellectual Property Organization) | 2 | |
| #6 | Australia | 1 | |
| #7 | Brazil | 1 | |
| #8 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Separation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Parfitt Richard | 20 |
| #2 | Richard Parfitt | 2 |
| #3 | Mcleod Dale | 1 |
| #4 | Spanbroek Ross | 1 |
| #5 | Roach John | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2010037185A1 | Drilling fluid treatment | |
| AU2005256104A1 | Core sample orientation |